Issued Patents All Time
Showing 1–25 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7957370 | Synchronous read channel | Richard T. Behrens, Kent D. Anderson, Alan J. Armstrong, Trent Dudley, Bill R. Foland +1 more | 2011-06-07 |
| 7379452 | Synchronous read channel | Richard T. Behrens, Kent D. Anderson, Alan J. Armstrong, Trent Dudley, Bill R. Foland +1 more | 2008-05-27 |
| 6125469 | Error correction method and apparatus | Christopher P. Zook, John Schadegg | 2000-09-26 |
| 6098192 | Cost reduced finite field processor for error correction in computer storage devices | — | 2000-08-01 |
| 6021011 | Synchronous read channel employing a digital center frequency setting for a variable frequency oscillator in discrete time timing recovery | Richard T. Behrens, Kent D. Anderson, Alan J. Armstrong, Trent Dudley, Bill R. Foland +1 more | 2000-02-01 |
| 6005731 | Channel quality circuit employing a test pattern generator in a sampled amplitude read channel for calibration | William R. Foland, Jr., Richard T. Behrens, Alan J. Armstrong | 1999-12-21 |
| 5991107 | Sychronous read channel | Richard T. Behrens, Trent Dudley, David R. Welland | 1999-11-23 |
| 5978162 | Synchronous read channel integrated circuit employing a channel quality circuit for calibration | Richard T. Behrens, Kent D. Anderson, Alan J. Armstrong, Trent Dudley, Bill R. Foland +1 more | 1999-11-02 |
| 5966257 | Synchronous read channel integrated circuit employing discrete time timing recovery | Richard T. Behrens, Alan J. Armstrong, Trent Dudley, Larry D. King | 1999-10-12 |
| 5917668 | Synchronous read channel employing a frequency synthesizer for locking a timing recovery phase-lock loop to a reference frequency | Richard T. Behrens, Trent Dudley, David R. Welland | 1999-06-29 |
| 5909331 | Synchronous read channel sintegrated circuit employing a fault tolerant sync mark detector and method for recovering an undetectable sync mark | Richard T. Behrens, Trent Dudley | 1999-06-01 |
| 5901010 | Magnetic disc recording system employing two stage actuators for simultaneous accesses through multiple recording heads | Howard H. Sheerin, Paul M. Romano, John Schadegg | 1999-05-04 |
| 5875200 | Reed-Solomon code system employing k-bit serial techniques for encoding and burst error trapping | Trent Dudley | 1999-02-23 |
| 5872800 | Write verify method for correcting unrecoverable sectors in a disc storage system using track level redundancy | Christopher P. Zook, William L. Witt | 1999-02-16 |
| 5867331 | Synchronous read channel processing more than one channel sample at a time to increase throughput | Richard T. Behrens | 1999-02-02 |
| 5852524 | Sampled amplitude read channel for processing multiple data streams in a disc storage system | Howard H. Sheerin | 1998-12-22 |
| 5844738 | Synchronous read channel employing a sequence detector with programmable detector levels | Richard T. Behrens, Kent D. Anderson, Alan J. Armstrong, Trent Dudley, Bill R. Foland +1 more | 1998-12-01 |
| 5844920 | Thermal asperity compensation using multiple sync marks for retroactive and split segment data synchronization in a magnetic disk storage system | Christopher P. Zook, Alan J. Armstrong | 1998-12-01 |
| 5844919 | Sector and track level error correction system for disc storage systems | Christopher P. Zook, John Schadegg, William L. Witt | 1998-12-01 |
| 5844509 | Synchronous read channel employing a data randomizer | Richard T. Behrens, Trent Dudley | 1998-12-01 |
| 5844911 | Disc storage system with spare sectors dispersed at a regular interval around a data track to reduced access latency | John Schadegg, Laura Droege Shellhamer, William L. Witt, Richard T. Behrens | 1998-12-01 |
| 5822337 | Programmable redundancy/syndrome generator | Christopher P. Zook | 1998-10-13 |
| 5812334 | Synchronous read channel employing discrete timing recovery, transition detector, and sequence detector | Richard T. Behrens, Kent D. Anderson, Alan J. Armstrong, Trent Dudley, Bill R. Foland +1 more | 1998-09-22 |
| 5761212 | Channel quality | William R. Foland, Jr., Richard T. Behrens, Alan J. Armstrong | 1998-06-02 |
| 5751733 | Interleaved redundancy sector for correcting an unrecoverable sector in a disc storage device | — | 1998-05-12 |